...D has symbol variables, e.g. template `alias` parameters.
* D has 1 type constructor variable...

...template opApplyFromImpl(alias impl, protoDG, alias _WithAnyCombinationOfAttributes = WithAnyCombinationOfAttributes)
{
    static foreach (DG; _WithAnyCombinationOfAttributes!protoDG)
	alias opApply...

...d
template RT(alias sym) {
    static if(is(typeof(sym) R == return))
        alias RT = R...

...popFront();
}

class RangeWrapper(TRange) : Range!(ForeachType!(TRange))
{
    alias TValue = ForeachType!(TRange);

    private TRange _range;

    this...

...it cannot set `aliasdecl` because the two `alias sort` assignments are hidden behind conditional compilation...

...0) {
        alias x = f!(a[0]);
        alias sort = a;
    }
    else
        alias sort = a;
  }

  alias SortedItems...

...ReturnType(alias func)
    if (isCallable!func)
    {
        static if (is(FunctionTypeOf!func R == return))
            alias ReturnType...

...of C/C++.

In the case of alias this, we should be able to point...

In some areas, D already feels like this.

Errors in function literals are an especially...

...2. alias this
3. overloading
4. implicit conversion
5. multiple inheritance
6. multiple alias this...